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In this activity, learners use simple items to construct a device for indicating air pressure changes.

$1 - $5 per student Ages 8 - 18 1 to 4 weeks
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This activity (located on page 3 of the PDF under GPS: Balloon Fiesta Activity) is a full inquiry investigation into Bernoulli’s principle and airplane wings.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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Learners examine the properties of light by experimenting with an LED-flashlight and polarizing filters. When two polarizers are used, they block all light when they are placed at right angles.

$10 - $20 per group Ages 11 - 14 10 to 30 minutes
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In this activity, challenge learners to predict and investigate how many water drops they can fit on one penny.

free Ages 6 - 11 10 to 30 minutes
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In this math lesson, learners use fruit to learn about proportions and percentages. Learners compare the weights of the edible and non-edible portions of fruit.

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
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This guided inquiry three-part activity engages learners in thinking about the mechanism of natural selection by encouraging them to formulate questions that can be answered through scientific investi

$10 - $20 per group Ages 11 - 18 2 to 4 hours
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In this weather activity (page 10 of the PDF), learners will demonstrate the changes in atmospheric pressure by constructing their own barometer.

$1 - $5 per student Ages 11 - 18 1 to 7 days
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In this activity, learners conduct a controlled experiment to examine how many Mentos are needed to make the tallest possible soda geyser.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners conduct a controlled experiment to examine which brand of soda makes the best (highest) soda geyser.

Over $20 per group Ages 8 - 18 1 to 2 hours
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This guided inquiry three-part activity engages learners in thinking about the mechanism of natural selection through data collection and pattern recognition.

$5 - $10 per group Ages 11 - 18 1 to 2 hours
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In this health activity, learners create a device so that they not only feel their heartbeat, but also see it, using a straw and some clay.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
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In this activity, learners determine the elastic and plastic properties of different types of metal wires.

$1 - $5 per group Ages 14 - adult 45 to 60 minutes
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Learners take a field trip along a local body of water and conduct a visual survey to discover information about local land use and water quality.

$10 - $20 per group Ages 11 - 18 1 to 2 hours
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In this activity, learners compare ways to measure their heart rates. Learners build their own stethoscopes and learn how exercise affects heart rate.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners build a recording timer made from simple materials (e.g., small dc motor, sharpie pen, craft sticks, adding machine paper tape, etc.).

Over $20 per group Ages 14 - 18 1 to 2 hours
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In this two-part activity, learners explore the properties of liquid crystals, which are responsible for why mood rings change color.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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This lesson challenges groups of learners to design and construct a wind generator with the most electrical output.

$10 - $20 per group Ages 11 - 14 2 to 4 hours
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In this activity, learners build small indoor paper rockets, determine their flight stability, and launch them by blowing air through a drinking straw.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this outdoor activity, learners use only their senses to to find the extremes of several environmental variables or physical factors: wind, temperature, light, slope and moisture.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners are introduced to tree rings by examining a cross section of a tree, also known as a “tree cookie.” They discover how tree age can be determined by studying the rings and ho

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes